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Although the best way for smokers to avoid the health risks associated with smoking is to quit smoking altogether,for th......
The interaction of genetics and environmental toxicants in amyotrophic lateral sclerosis: results fr
Amyotrophic lateral sclerosis (ALS) is a devastating neurodegenerative disease that results in the progres-sive death of......
本文研究了有毒物影响的两竞争种群系统 ,利用迭合度理论获得了系统存在正周期解的充分条件 .......
根据相关标准和规范,对顺德区190家企业的职业病危害因素进行了识别、采样和检测,并对检测结果进行了统计分析。通过整理分析不同......
研究一类具有毒素和状态依赖时滞的离散种群模型,运用一些引理,得到了保证系统永久持续生存的充分条件。最后通过举例子验证了所得......
通过实验室内的短期实验评价了砷、汞、铬、苯酚对东方对虾溞状幼体和糠虾幼体的毒性分别给出了各毒性对不同对虾幼体的96h LC50。......
目的：建立车间空气中有毒物质的测定方法。方法：用活性碳管吸附和二硫化碳解析,FID检测器,经HP-IN-NOWAX毛细管柱分离,气相色谱法测......
Stress Response Monitoring of Photoautotrophic Higher Plant Suspension Cultures by Fluorescence Imag
Photoautotrophic suspension cultures have been established from various model and crop plants and proved to be valuable ......
Stress Response Monitoring of Photoautotrophic Higher Plant Suspension Cultures by Fluorescence Imag
Photoautotrophic suspension cultures have been established from various model and crop plants and proved to be valuable ......
Recombinant protein detection and its content in total protein, lipids and toxic antinutritional sub
The engineering genetic technology has developed Bt maize events which contain recombinant protein that will be safe for......
考虑两营养输入的污染的恒化器模型，得到了种群生存与绝灭的阈值，同时还得到了解的某些定性性质。......
